public void Render(RenderContext rc)
{
if (_windowOpened)
{
Vector2 size = ImGui.GetIO().DisplaySize / ImGui.GetIO().DisplayFramebufferScale;
ImGui.SetNextWindowSize(size - new Vector2(20, 35), SetCondition.Always);
ImGui.SetNextWindowPos(new Vector2(10, 25), SetCondition.Always);
ImGui.PushStyleVar(StyleVar.WindowRounding, 0f);
if (ImGui.BeginWindow("Editor Window", ref _windowOpened, WindowFlags.ShowBorders | WindowFlags.NoCollapse | WindowFlags.NoMove | WindowFlags.NoResize))
{
ImGui.Columns(2, "EditorColumns", true);
if (!_columnWidthSet)
{
_columnWidthSet = true;
float initialOffset = Math.Min(200, ImGui.GetWindowWidth() * 0.3f);
ImGui.SetColumnOffset(1, initialOffset);
}
DirectoryNode node = _assetDb.GetRootDirectoryGraph();
DrawRecursiveNode(node, false);
ImGui.NextColumn();
if (_selectedAsset != null)
{
Drawer d = DrawerCache.GetDrawer(_selectedAsset.GetType());
d.Draw(_selectedAsset.GetType().Name, ref _selectedAsset, rc);
ImGui.Text("Asset Name:");
ImGui.PushItemWidth(220);
ImGui.SameLine();
if (ImGui.InputText(" ", _filenameBuffer.Data, _filenameBuffer.CapacityInBytes, InputTextFlags.Default, null))
{
_loadedAssetPath = _filenameBuffer.StringValue;
}
ImGui.PopItemWidth();
ImGui.SameLine();
if (ImGui.Button("Save"))
{
string path = _assetDb.GetAssetPath(_loadedAssetPath);
using (var fs = File.CreateText(path))
{
var serializer = JsonSerializer.CreateDefault();
serializer.TypeNameHandling = TypeNameHandling.All;
serializer.Serialize(fs, _selectedAsset);
}
}
}
}
ImGui.EndWindow();
ImGui.PopStyleVar();
}
}
protected override bool DrawNonNull(string label, ref object obj, RenderContext rc)
{
ImGui.PushID(label);
if (!_drawRootNode || ImGui.CollapsingHeader(label, label, true, true))
{
foreach (PropertyInfo pi in _properties)
{
if (_drawRootNode)
{
const int levelMargin = 5;
ImGui.PushItemWidth(levelMargin);
ImGui.LabelText("", "");
ImGui.PopItemWidth();
ImGui.SameLine();
}
object originalValue = pi.GetValue(obj);
object value = originalValue;
Drawer drawer;
if (value != null)
{
drawer = DrawerCache.GetDrawer(value.GetType());
}
else
{
drawer = DrawerCache.GetDrawer(pi.PropertyType);
}
bool changed = drawer.Draw(pi.Name, ref value, rc);
if (changed && originalValue != value)
{
pi.SetValue(obj, value);
}
}
}
ImGui.PopID();
return(false);
}
protected override bool DrawNonNull(string label, ref object obj, RenderContext rc)
{
T[] arr = (T[])obj;
int length = arr.Length;
bool newArray = false;
if (ImGui.TreeNode($"{label}[{length}]###{label}"))
{
if (ImGui.IsLastItemHovered())
{
ImGui.SetTooltip($"{TypeDrawn.GetElementType()}[{arr.Length}]");
}
if (!newArray)
{
if (ImGui.SmallButton("-"))
{
int newLength = Math.Max(length - 1, 0);
Array.Resize(ref arr, newLength);
newArray = true;
}
ImGui.SameLine();
ImGui.Spacing();
ImGui.SameLine();
if (ImGui.SmallButton("+"))
{
Array.Resize(ref arr, length + 1);
newArray = true;
}
}
length = arr.Length;
for (int i = 0; i < length; i++)
{
ImGui.PushStyleColor(ColorTarget.Button, RgbaFloat.Red.ToVector4());
if (ImGui.Button($"X##{i}", new System.Numerics.Vector2(15, 15)))
{
ShiftArrayDown(arr, i);
Array.Resize(ref arr, length - 1);
newArray = true;
length -= 1;
ImGui.PopStyleColor();
i--;
continue;
}
ImGui.PopStyleColor();
ImGui.SameLine();
object element = arr[i];
Drawer drawer;
if (element == null)
{
drawer = DrawerCache.GetDrawer(typeof(T));
}
else
{
Type realType = element.GetType();
drawer = DrawerCache.GetDrawer(realType);
}
bool changed = drawer.Draw($"{TypeDrawn.GetElementType().Name}[{i}]", ref element, rc);
if (changed || drawer.TypeDrawn.GetTypeInfo().IsValueType)
{
arr[i] = (T)element;
}
}
ImGui.TreePop();
}
else if (ImGui.IsLastItemHovered())
{
ImGui.SetTooltip($"{TypeDrawn.GetElementType()}[{arr.Length}]");
}
if (newArray)
{
obj = arr;
return(true);
}
return(false);
}